/*
 * Copyright 2021 DataCanvas
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package io.dingodb.net.service;

public interface AuthService<C> {

    interface Provider {
        <C> AuthService<C> get();
    }

    /**
     * Service tag.
     * @return tag
     */
    String tag();

    /**
     * Create certificate for connect server.
     * @return certificate
     */
    C createCertificate();

    /**
     * Authentication, return connection id if success, else throw exception.
     * @param certificate certificate
     */
    Object validate(C certificate) throws Exception;

}
